$119+ Cheap flights from San Jose, CA to St. Louis (SJC - STL)
This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 5/6. Fares are subject to change and may not be available on all flights or dates of travel.
SJC — STL
Mar 29 — Apr 51
1 adult, Economy
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Find cheap flights from San Jose to St. Louis with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from San Jose to St. Louis
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Best
Last-minute
One-way
Cheapest flights from San Jose to St. LouisExplore the most affordable flight options available from San Jose to St. Louis. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 27, 2026.
Explore the most affordable flight options available from San Jose to St. Louis. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 27, 2026.
This Kiwi.com deal was found by Cheapflights users on 2/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/308:20 pm
SJC
- STL
1 stop12h 59m
Frontier
Thu 4/210:12 pm
STL
- SJC
1 stop23h 25m
Frontier
Deal found 2/26![Frontier logo]()
$235
This Kiwi.com deal was found by Cheapflights users on 2/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/308:20 pm
SJC
- STL
1 stop12h 59m
Frontier
Fri 4/312:22 pm
STL
- SJC
1 stop9h 15m
Frontier
Deal found 2/26![Frontier logo]()
$239
This Delta deal was found by Cheapflights users on 2/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/69:37 am
SJC
- STL
1 stop5h 49m
Delta
Sat 5/94:00 pm
STL
- SJC
1 stop6h 38m
Delta
Deal found 2/23![Delta logo]()
$257
This CheapOair deal was found by Cheapflights users on 2/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/162:34 pm
SJC
- STL
1 stop7h 20m
Alaska Airlines
Tue 5/195:33 pm
STL
- SJC
1 stop7h 26m
Alaska Airlines
Deal found 2/24![Alaska Airlines logo]()
$270
This Kiwi.com deal was found by Cheapflights users on 2/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/267:02 pm
SJC
- STL
1 stop14h 17m
Frontier
Thu 4/210:12 pm
STL
- SJC
1 stop23h 25m
Frontier
Deal found 2/26![Frontier logo]()
$293
This American Airlines deal was found by Cheapflights users on 2/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/42:02 pm
SJC
- STL
1 stop6h 57m
American Airlines
Wed 5/65:20 am
STL
- SJC
1 stop6h 50m
American Airlines
Deal found 2/25![American Airlines logo]()
$298
This CheapOair deal was found by Cheapflights users on 2/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/1310:22 am
SJC
- STL
2 stops11h 32m
Alaska Airlines
Sat 5/165:33 pm
STL
- SJC
1 stop7h 26m
Alaska Airlines
Deal found 2/25![Alaska Airlines logo]()
$302
This Southwest deal was found by Cheapflights users on 2/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/46:15 pm
SJC
- STL
1 stop5h 40m
Southwest
Wed 4/812:15 pm
STL
- SJC
1 stop8h 05m
Southwest
Deal found 2/27![Southwest logo]()
$303
This Southwest deal was found by Cheapflights users on 2/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/42:40 pm
SJC
- STL
2 stops7h 35m
Southwest
Wed 5/65:40 pm
STL
- SJC
2 stops7h 20m
Southwest
Deal found 2/25![Southwest logo]()
$308
Best flights from San Jose to St. LouisDiscover carefully curated flight deals from San Jose to St. Louis that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated February 27, 2026.
Discover carefully curated flight deals from San Jose to St. Louis that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated February 27, 2026.
This Southwest deal was found by Cheapflights users on 2/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/46:15 pm
SJC
- STL
1 stop5h 40m
Southwest
Wed 4/812:15 pm
STL
- SJC
1 stop8h 05m
Southwest
Deal found 2/27![Southwest logo]()
$303
This CheapOair deal was found by Cheapflights users on 2/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/249:42 pm
SJC
- STL
1 stop24h 17m
Alaska Airlines
Tue 4/287:00 am
STL
- SJC
1 stop13h 49m
Alaska Airlines
Deal found 2/26![Alaska Airlines logo]()
$388
This Delta deal was found by Cheapflights users on 2/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/246:32 pm
SJC
- STL
2 stops13h 16m
Delta
Sun 4/266:45 pm
STL
- SJC
1 stop6h 57m
Delta
Deal found 2/26![Delta logo]()
$396
This Southwest deal was found by Cheapflights users on 2/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/1311:25 am
SJC
- STL
2 stops8h 20m
Southwest
Fri 5/156:00 pm
STL
- SJC
1 stop7h 55m
Southwest
Deal found 2/24![Southwest logo]()
$364
This Southwest deal was found by Cheapflights users on 2/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/172:45 pm
SJC
- STL
1 stop5h 20m
Southwest
Mon 4/205:15 pm
STL
- SJC
1 stop7h 10m
Southwest
Deal found 2/23![Southwest logo]()
$378
This Delta deal was found by Cheapflights users on 2/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/261:35 pm
SJC
- STL
1 stop8h 46m
Delta
Thu 4/26:12 pm
STL
- SJC
1 stop7h 46m
Delta
Deal found 2/24![Delta logo]()
$418
This Delta deal was found by Cheapflights users on 2/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/1911:00 pm
SJC
- STL
1 stop9h 34m
Delta
Sun 5/177:59 pm
STL
- SJC
1 stop5h 42m
Delta
Deal found 2/23![Delta logo]()
$458
This Southwest deal was found by Cheapflights users on 2/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/172:45 pm
SJC
- STL
1 stop7h 05m
Southwest
Sun 4/195:35 am
STL
- SJC
2 stops7h 35m
Southwest
Deal found 2/23![Southwest logo]()
$422
This Delta deal was found by Cheapflights users on 2/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/41:35 pm
SJC
- STL
1 stop5h 56m
Delta
Fri 4/106:12 pm
STL
- SJC
1 stop7h 46m
Delta
Deal found 2/23![Delta logo]()
$469
Last-minute flights from San Jose to St. LouisDiscover last-minute flight deals from San Jose to St. Louis. Data last updated February 27, 2026 and is based on user searches.
Discover last-minute flight deals from San Jose to St. Louis. Data last updated February 27, 2026 and is based on user searches.
This Delta deal was found by Cheapflights users on 2/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/186:00 am
SJC
- STL
1 stop5h 31m
Delta
Mon 3/233:05 pm
STL
- SJC
1 stop7h 19m
Delta
Deal found 2/24![Delta logo]()
$331
This Kiwi.com deal was found by Cheapflights users on 2/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/267:02 pm
SJC
- STL
1 stop14h 17m
Frontier
Thu 4/210:12 pm
STL
- SJC
1 stop23h 25m
Frontier
Deal found 2/26![Frontier logo]()
$293
This Kiwi.com deal was found by Cheapflights users on 2/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 3/278:20 pm
SJC
- STL
1 stop12h 59m
Frontier
Sun 3/298:06 pm
STL
- SJC
2 stops25h 19m
Frontier
Deal found 2/23![Frontier logo]()
$367
This Kiwi.com deal was found by Cheapflights users on 2/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/298:20 pm
SJC
- STL
2 stops36h 12m
Frontier
Fri 4/312:22 pm
STL
- SJC
1 stop9h 15m
Frontier
Deal found 2/24![Frontier logo]()
$340
This Kiwi.com deal was found by Cheapflights users on 2/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/308:20 pm
SJC
- STL
1 stop12h 59m
Frontier
Thu 4/210:12 pm
STL
- SJC
1 stop23h 25m
Frontier
Deal found 2/26![Frontier logo]()
$235
This Kiwi.com deal was found by Cheapflights users on 2/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/308:20 pm
SJC
- STL
1 stop12h 59m
Frontier
Fri 4/312:22 pm
STL
- SJC
1 stop9h 15m
Frontier
Deal found 2/26![Frontier logo]()
$239
This Kiwi.com deal was found by Cheapflights users on 2/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/308:20 pm
SJC
- STL
1 stop12h 59m
Frontier
Sat 4/41:06 pm
STL
- SJC
2 stops23h 55m
Frontier
Deal found 2/26![Frontier logo]()
$350
One-way flights from San Jose to St. LouisSearch for one-way flight options from San Jose to St. Louis. Find affordable one-way fares based on user searches. Data last updated February 27, 2026.
Search for one-way flight options from San Jose to St. Louis. Find affordable one-way fares based on user searches. Data last updated February 27, 2026.
This American Airlines deal was found by Cheapflights users on 2/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/62:02 pm
SJC
- STL
1 stop6h 57m
American Airlines
Deal found 2/24![American Airlines logo]()
$119
This CheapOair deal was found by Cheapflights users on 2/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/86:15 am
SJC
- STL
1 stop15h 44m
Alaska Airlines
Deal found 2/25![Alaska Airlines logo]()
$124
This CheapOair deal was found by Cheapflights users on 2/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/308:20 pm
SJC
- STL
1 stop12h 59m
Frontier
Deal found 2/24![Frontier logo]()
$125
This CheapOair deal was found by Cheapflights users on 2/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/212:29 pm
SJC
- STL
1 stop7h 30m
Alaska Airlines
Deal found 2/25![Alaska Airlines logo]()
$132
This CheapOair deal was found by Cheapflights users on 2/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/279:42 pm
SJC
- STL
1 stop24h 17m
Alaska Airlines
Deal found 2/25![Alaska Airlines logo]()
$137
This CheapOair deal was found by Cheapflights users on 2/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/208:00 am
SJC
- STL
1 stop6h 37m
Alaska Airlines
Deal found 2/25![Alaska Airlines logo]()
$139
This Delta deal was found by Cheapflights users on 2/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/186:00 am
SJC
- STL
1 stop5h 31m
Delta
Deal found 2/24![Delta logo]()
$152
This CheapOair deal was found by Cheapflights users on 2/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/710:22 am
SJC
- STL
1 stop11h 37m
Alaska Airlines
Deal found 2/23![Alaska Airlines logo]()
$157
This Frontier deal was found by Cheapflights users on 2/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/510:34 am
SJC
- STL
1 stop8h 52m
Frontier
Deal found 2/25![Frontier logo]()
$160
This CheapOair deal was found by Cheapflights users on 2/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/229:38 am
SJC
- STL
2 stops12h 21m
Alaska Airlines
Deal found 2/26![Alaska Airlines logo]()
$161
This CheapOair deal was found by Cheapflights users on 2/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/122:44 pm
SJC
- STL
1 stop7h 15m
Alaska Airlines
Deal found 2/24![Alaska Airlines logo]()
$162
This CheapOair deal was found by Cheapflights users on 2/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/147:22 pm
SJC
- STL
2 stops17h 29m
Alaska Airlines
Deal found 2/25![Alaska Airlines logo]()
$163
Find flight deals from San Jose to St. Louis
Discover tips and strategies to find the most affordable flight options for your journey from San Jose (SJC) to St. Louis (STL). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated February 27, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $235 (Kiwi.com) |
One-way from | $119 (American Airlines) |
Popular in | December |
Cheapest in | September |
Average price | $378 |
Cheapflights Fare Finder
Customize your flight search to find flights from San Jose to St. Louis that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated February 27, 2026.
Use the filters below to find and compare flights from San Jose to St. Louis that are best for you.
Fly from
Fly to
Route
Depart
Return
San JoseSt. Louis
SJC - STL
SJCSTL
San Jose
Sat 4/4
6:15 pm-1:55 am
1 stop5h 40m
Lambert-St Louis
Wed 4/8
12:15 pm-6:20 pm
1 stop8h 05m
$303
San JoseSt. Louis
SJC - STL
SJCSTL
San Jose
Wed 5/13
11:25 am-9:45 pm
2 stops8h 20m
Lambert-St Louis
Fri 5/15
6:00 pm-11:55 pm
1 stop7h 55m
$364
San JoseSt. Louis
SJC - STL
SJCSTL
San Jose
Fri 4/17
2:45 pm-10:05 pm
1 stop5h 20m
Lambert-St Louis
Mon 4/20
5:15 pm-10:25 pm
1 stop7h 10m
$378
San JoseSt. Louis
SJC - STL
SJCSTL
San Jose
Fri 4/24
9:42 pm-11:59 pm
1 stop24h 17m
Lambert-St Louis
Tue 4/28
7:00 am-6:49 pm
1 stop13h 49m
$388
San JoseSt. Louis
SJC - STL
SJCSTL
San Jose
Fri 4/24
6:32 pm-9:48 am
2 stops13h 16m
Lambert-St Louis
Sun 4/26
6:45 pm-11:42 pm
1 stop6h 57m
$396
San JoseSt. Louis
SJC - STL
SJCSTL
San Jose
Thu 3/26
1:35 pm-12:21 am
1 stop8h 46m
Lambert-St Louis
Thu 4/2
6:12 pm-11:58 pm
1 stop7h 46m
$418
San JoseSt. Louis
SJC - STL
SJCSTL
San Jose
Fri 4/17
2:45 pm-11:50 pm
1 stop7h 05m
Lambert-St Louis
Sun 4/19
5:35 am-11:10 am
2 stops7h 35m
$422
San JoseSt. Louis
SJC - STL
SJCSTL
San Jose
Sun 4/19
11:00 pm-10:34 am
1 stop9h 34m
Lambert-St Louis
Sun 5/17
7:59 pm-11:41 pm
1 stop5h 42m
$458
San JoseSt. Louis
SJC - STL
SJCSTL
San Jose
Sat 4/4
1:35 pm-9:31 pm
1 stop5h 56m
Lambert-St Louis
Fri 4/10
6:12 pm-11:58 pm
1 stop7h 46m
$469
San JoseSt. Louis
SJC - STL
SJCSTL
San Jose
Wed 3/18
6:00 am-1:31 pm
1 stop5h 31m
$152
Showing 1-10 of 17 resultsSorted by cheapest first
Compare providers for flights from San Jose to St. Louis
Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from San Jose to St. Louis in February.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy1 star | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on San Jose, California-St. Louis flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on San Jose, California-St. Louis flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from San Jose, California-St. Louis flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on San Jose, California-St. Louis flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for San Jose, California-St. Louis flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.
Best time to book a flight from San Jose to St. Louis
Have a flexible travel schedule? Discover the best time to fly to St. Louis from San Jose with our price prediction graph.
SJC-STL
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.
Cheapflights Insights
Everything you need to know about your flight from San Jose to St. Louis
How far ahead should I book a flight from San Jose, California to St. Louis?
Use this chart to determine the optimal time to book a round-trip flight from San Jose to St. Louis. Price data was last updated on February 20, 2026.
The best time to book flights from San Jose, California to St. Louis is 15 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.
What is the cheapest month to book a flight from San Jose, California to St. Louis?
Currently, February is the cheapest month in which you can book a flight from San Jose, California to St. Louis (average of $91). Flying from San Jose, California to St. Louis in June is currently the most expensive (average of $266). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
How much does it cost to fly round-trip from San Jose, California to St. Louis?
Reviews of airlines servicing St. Louis
Get insights into the airlines that provide service to St. Louis. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to St. Louis. Reviews last updated February 27, 2026.
Read through reviews of airlines operating flights from San Jose to St. Louis, such as Southwest, Delta, and United Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Entertainment
7.5
Comfort
8.0
Food
7.0
Overall
8.0
Crew
8.6
Boarding
8.1
Reviews
1 / 20
10.0
ExcellentWilliam Drew,Nov 2025
SJC - HNL
Entertainment
7.5
Comfort
8.0
Food
7.0
Overall
8.0
Crew
8.6
Boarding
8.1
Reviews
1 / 20
10.0
ExcellentWilliam Drew,Nov 2025
SJC - HNL
Entertainment
7.5
Comfort
8.0
Food
7.0
Overall
8.0
Crew
8.6
Boarding
8.1
Reviews
1 / 20
10.0
ExcellentWilliam Drew,Nov 2025
SJC - HNL
Entertainment
7.5
Comfort
8.0
Food
7.0
Overall
8.0
Crew
8.6
Boarding
8.1
Reviews
1 / 20
10.0
ExcellentWilliam Drew,Nov 2025
SJC - HNL
Entertainment
7.5
Comfort
8.0
Food
7.0
Overall
8.0
Crew
8.6
Boarding
8.1
Reviews
1 / 20
10.0
ExcellentWilliam Drew,Nov 2025
SJC - HNL
Related info for your journey
Find useful and relevant information for your journey from San Jose to St. Louis. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Traveling to a place near St. Louis?
Book flights to St. Louis if you plan to visit one of these locationsEdwardsville
O'Fallon
Swansea
Fairview Heights
Fenton
Maryland Heights
Collinsville
Eureka
Wentzville
Glencoe
Chesterfield
Alton
Farmington
Festus
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San Jose and St. Louis flights
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Top 4 airlines flying from San Jose to St. Louis
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| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$136 | Average$378 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$256 | Average$403 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$281 | Average$378 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$318 | Average$422 | FlexibilityNo cancel fee | On-time63% |